/* ----------------------------------------------------------------
	Custom CSS — site-specific styling layered over the theme
	(skill meters, project cards, resume items, small fixes)
-----------------------------------------------------------------*/

/* ---------- skills: segmented meters with a level word instead of a percentage ---------- */
.skills {
  list-style: none;
  padding-left: 0;
  margin-bottom: 0.5rem;
}
.skill,
.skill-front {
  display: grid;
  grid-template-columns: 1fr auto;
  column-gap: 1rem;
  row-gap: 0.55rem;
}
.skill {
  margin-bottom: 1.6rem;
}
.skill-flip {
  display: flex;
}
.skill-name {
  color: #f8f9fa;
  font-weight: 500;
}
.skill-label {
  align-self: end;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #20c997;
}
.skill-meter {
  grid-column: 1 / -1;
  display: flex;
  gap: 0.35rem;
}
.skill-meter i {
  flex: 1;
  height: 6px;
  border-radius: 3px;
  background: #3d444b;
}
.skill[data-level="1"] .skill-meter i:nth-child(-n+1),
.skill[data-level="2"] .skill-meter i:nth-child(-n+2),
.skill[data-level="3"] .skill-meter i:nth-child(-n+3),
.skill[data-level="4"] .skill-meter i:nth-child(-n+4),
.skill[data-level="5"] .skill-meter i:nth-child(-n+5) {
  background: #20c997;
}
/* fill-in animation — js/site.js adds .skills-animate, then .in-view once the block scrolls into sight,
   so visitors without JS (or with reduced motion) simply see the meters filled */
.skills-animate .skill-meter i {
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.45s cubic-bezier(0.2, 0.7, 0.2, 1);
  transition-delay: calc(var(--i, 0) * 70ms + var(--s, 0) * 90ms);
}
.skills-animate.in-view .skill-meter i {
  transform: scaleX(1);
}
.skill-meter i:nth-child(1) { --s: 0; }
.skill-meter i:nth-child(2) { --s: 1; }
.skill-meter i:nth-child(3) { --s: 2; }
.skill-meter i:nth-child(4) { --s: 3; }
.skill-meter i:nth-child(5) { --s: 4; }

/* ---------- portfolio: project cards ---------- */
.project-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 1.5rem 1.5rem 1.35rem;
  border: 1px solid #495057;
  border-radius: 0.75rem;
  background: #212529;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.project-card:hover {
  transform: translateY(-4px);
  border-color: #20c997;
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.35);
}
.project-client {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #20c997;
  margin-bottom: 0.55rem;
}
.project-title {
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.4;
  color: #fff;
  margin-bottom: 0.6rem;
}
.project-title a,
.project-title a:hover {
  color: inherit;
  text-decoration: none;
}
.project-summary {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.9rem;
  line-height: 1.65;
  margin-bottom: 1.1rem;
}
.project-tags {
  list-style: none;
  padding: 0;
  margin: auto 0 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.project-tags li {
  font-size: 0.72rem;
  color: #ced4da;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 999px;
  padding: 0.2rem 0.65rem;
}
.project-more {
  font-size: 0.8rem;
  font-weight: 600;
  color: #20c997;
}
.project-more i {
  margin-left: 0.4rem;
  font-size: 0.75rem;
  transition: transform 0.25s ease;
}
.project-card:hover .project-more i {
  transform: translateX(4px);
}

/* ---------- resume: education / experience items ---------- */
.resume-item {
  position: relative;
  border: 1px solid #495057;
  border-left: 3px solid #20c997;
  border-radius: 0.5rem;
  background: rgba(255, 255, 255, 0.02);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}
.resume-date {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: #20c997;
  border: 1px solid rgba(32, 201, 151, 0.45);
  border-radius: 999px;
  padding: 0.2rem 0.7rem;
  margin-bottom: 0.9rem;
}

/* ---------- professional skills: click a tile to flip it and read the details ---------- */
.skill-card {
  position: relative;
  flex: 1 1 auto;
  width: calc(100% + 1.7rem);
  margin: -0.65rem -0.85rem;       /* padding below keeps the text exactly where the plain rows have it */
  padding: 0.65rem 0.85rem;
  border: 1px solid transparent;
  border-radius: 0.6rem;
  background: none;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  perspective: 900px;
  transition: transform 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
}
.skill-card:hover,
.skill-card:focus-visible,
.skill-card[aria-expanded="true"] {
  border-color: rgba(32, 201, 151, 0.35);
  background: rgba(255, 255, 255, 0.03);
}
.skill-card:hover,
.skill-card:focus-visible {
  transform: translateY(-2px);
}
.skill-card:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px rgba(32, 201, 151, 0.35);
}
.skill-faces {
  display: grid;
  transform-style: preserve-3d;
  transition: transform 0.55s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.skill-card[aria-expanded="true"] .skill-faces {
  transform: rotateY(180deg);
}
.skill-face {
  grid-area: 1 / 1;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}
.skill-back {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding-right: 1.4rem;
  transform: rotateY(180deg);
}
.skill-back-title {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #20c997;
}
.skill-details {
  font-size: 0.86rem;
  line-height: 1.55;
  color: #ced4da;
}
/* the flip cue: invisible at rest, eases in beside the level word on hover / focus */
.skill-flip-hint {
  font-size: 0.7rem;
  margin-right: 0.35rem;
  color: #20c997;
  opacity: 0;
  transform: rotate(-40deg);
  transition: opacity 0.25s ease, transform 0.25s ease;
}
.skill-card:hover .skill-flip-hint,
.skill-card:focus-visible .skill-flip-hint {
  opacity: 0.9;
  transform: rotate(0);
}
.skill-back .skill-flip-hint {
  position: absolute;
  top: 0.15rem;
  right: 0;
  margin: 0;
  opacity: 0.55;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .skill-faces,
  .skill-card,
  .skill-flip-hint {
    transition: none;
  }
}

/* ---------- scroll reveal: blocks ease up into place as they arrive (js/site.js adds html.js-reveal and marks the
   elements; without JS, or with reduced motion, everything is simply visible) ---------- */
.js-reveal .reveal:not(.is-visible) {
  opacity: 0;
}
.js-reveal .reveal.is-visible {
  /* "backwards" fill covers the stagger delay; once the animation ends the element is back to its own styles,
     so hover effects on cards and tiles keep working */
  animation: reveal-up 0.65s cubic-bezier(0.2, 0.7, 0.2, 1) calc(var(--r, 0) * 70ms) backwards;
}
@keyframes reveal-up {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: none; }
}

/* ---------- reading progress: a hairline along the top that tracks how far down the page you are ---------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1100;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, #20c997, #1baa80);
  transform-origin: left center;
  transform: scaleX(0);
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  .js-reveal .reveal:not(.is-visible) { opacity: 1; }
  .js-reveal .reveal.is-visible { animation: none; }
}